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                    Closing price on 11/8/2012
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                    | Open | 12.30 |  
                    | High | 12.80 |  
                    | Low | 12.30 |  
                    | Volume | 199,790 |  
                    | Split-adjusted Price | 3.32 |  
                
             | 
 |  DIG Historical Quote 
            
                | Date | Change | Open | High | Low | Close | Average | Adjusted Close | Volume |  |  			
            | 11/8/2012 | +0.20 / +1.59% | 12.30 | 12.80 | 12.30 | 12.80 | 12.80 | 3.32 | 199,790 |   |  
            | 11/7/2012 | +0.60 / +5.00% | 12.10 | 12.60 | 12.00 | 12.60 | 12.60 | 3.27 | 245,460 |   |  			
            | 11/6/2012 | +0.10 / +0.84% | 12.10 | 12.10 | 11.90 | 12.00 | 12.00 | 3.11 | 144,640 |   |  
            | 11/5/2012 | +0.20 / +1.71% | 11.70 | 12.00 | 11.70 | 11.90 | 11.90 | 3.09 | 65,650 |   |  			
            | 11/2/2012 | -0.60 / -4.88% | 11.90 | 12.00 | 11.70 | 11.70 | 11.70 | 3.03 | 436,130 |   |  
            | 11/1/2012 | 0.00 / 0.00% | 12.50 | 12.50 | 12.20 | 12.30 | 12.30 | 3.19 | 35,360 |   |  			
            | 10/31/2012 | +0.10 / +0.82% | 12.20 | 12.40 | 12.10 | 12.30 | 12.30 | 3.19 | 43,060 |   |  
            | 10/30/2012 | -0.10 / -0.81% | 12.50 | 12.50 | 12.20 | 12.20 | 12.20 | 3.16 | 92,030 |   |  			
            | 10/29/2012 | -0.30 / -2.38% | 12.70 | 12.70 | 12.30 | 12.30 | 12.30 | 3.19 | 43,090 |   |  
            | 10/26/2012 | +0.60 / +5.00% | 12.00 | 12.60 | 12.00 | 12.60 | 12.60 | 3.27 | 89,970 |   |  			
            | 10/25/2012 | -0.30 / -2.44% | 12.20 | 12.30 | 11.80 | 12.00 | 12.00 | 3.11 | 287,780 |   |  
            | 10/24/2012 | -0.50 / -3.91% | 12.80 | 12.80 | 12.30 | 12.30 | 12.30 | 3.19 | 88,990 |   |  			
            | 10/23/2012 | +0.10 / +0.79% | 12.70 | 12.90 | 12.50 | 12.80 | 12.80 | 3.32 | 34,760 |   |  
            | 10/22/2012 | -0.50 / -3.79% | 12.80 | 13.00 | 12.70 | 12.70 | 12.70 | 3.29 | 120,810 |   |  			
            | 10/19/2012 | -0.40 / -2.94% | 13.40 | 13.50 | 13.00 | 13.20 | 13.20 | 3.42 | 362,460 |   |  
            | 10/18/2012 | 0.00 / 0.00% | 13.60 | 13.90 | 13.40 | 13.60 | 13.60 | 3.53 | 92,830 |   |  			
            | 10/17/2012 | +0.60 / +4.62% | 13.10 | 13.60 | 12.80 | 13.60 | 13.60 | 3.53 | 401,340 |   |  
            | 10/16/2012 | +0.60 / +4.84% | 12.40 | 13.00 | 12.40 | 13.00 | 13.00 | 3.37 | 193,660 |   |  			
            | 10/15/2012 | -0.60 / -4.62% | 12.90 | 13.00 | 12.40 | 12.40 | 12.40 | 3.22 | 109,830 |   |  
            | 10/12/2012 | +0.20 / +1.56% | 12.70 | 13.30 | 12.50 | 13.00 | 13.00 | 3.37 | 214,360 |   |  			
            | 10/11/2012 | -0.40 / -3.03% | 13.20 | 13.30 | 12.70 | 12.80 | 12.80 | 3.32 | 311,540 |   |  
            | 10/10/2012 | +0.60 / +4.76% | 12.90 | 13.20 | 12.60 | 13.20 | 13.20 | 3.42 | 494,480 |   |  			
            | 10/9/2012 | +0.60 / +5.00% | 12.60 | 12.60 | 12.50 | 12.60 | 12.60 | 3.27 | 132,280 |   |  
            | 10/8/2012 | +0.50 / +4.35% | 11.90 | 12.00 | 11.80 | 12.00 | 12.00 | 3.11 | 448,520 |   |  			
            | 10/5/2012 | +0.50 / +4.55% | 11.10 | 11.50 | 11.00 | 11.50 | 11.50 | 2.98 | 223,530 |   |  
            | 10/4/2012 | 0.00 / 0.00% | 11.30 | 11.40 | 10.90 | 11.00 | 11.00 | 2.85 | 136,170 |   |  			
            | 10/3/2012 | 0.00 / 0.00% | 11.40 | 11.50 | 11.00 | 11.00 | 11.00 | 2.85 | 57,520 |   |  
            | 10/2/2012 | -0.50 / -4.35% | 11.50 | 11.50 | 11.00 | 11.00 | 11.00 | 2.85 | 25,330 |   |  			
            | 10/1/2012 | -0.30 / -2.54% | 11.70 | 11.70 | 11.30 | 11.50 | 11.50 | 2.98 | 45,750 |   |  
            | 9/28/2012 | -0.20 / -1.67% | 11.90 | 11.90 | 11.80 | 11.80 | 11.80 | 3.06 | 45,100 |   |  |